Klarity Vacuum Bags, Item Nos. R7504-30C, R7504-35BC,R7504-35C, R7644-32.5BC, RC7221-25BC, RC7504-17.5C - Product Usage: To be used by trained medical professionals for the stable support and positioning of patients undergoing external beam radiation therapy treatment in a clinic or hospital setting. Class I - Dangerous Vacuum bags potentially may not hold their vacuum adequately for needed patient treatment times. Jul 31, 2020 Other Medical Devices Nationwide View Details →